pub use chrono::NaiveDate as Date;
pub use chrono::NaiveTime as Time;
pub use chrono::NaiveDateTime as DateTime;
pub use rust_decimal::Decimal as Decimal;
pub const DECIMAL_PRECISION: u32 = 28;
#[derive(Clone, Copy, PartialEq, Debug)]
pub enum TradeType {
Buy,
Sell,
}
macro_rules! date {
($day:expr, $month:expr, $year:expr) => (::chrono::NaiveDate::from_ymd($year, $month, $day))
}